/* set millions of background images */
.rbroundbox { background: url(rounded.php?cn=nt&co=) repeat; }
.rbtop div  { background: url(rounded.php?cn=tl&co=ffffff&ci=) no-repeat top left; }
.rbtop      { background: url(rounded.php?cn=tr&co=ffffff&ci=) no-repeat top right; }
.rbbot div  { background: url(rounded.php?cn=bl&co=ffffff&ci=) no-repeat bottom left; }
.rbbot      { background: url(rounded.php?cn=br&co=ffffff&ci=) no-repeat bottom right; }

/* height and width stuff, width not really nessisary. */
.rbtop div, .rbtop, .rbbot div, .rbbot {
width: 100%;
height: 7px;
font-size: 9px;
}
.rbcontent { margin: 0 7px; }
.rbroundbox { width: 99%; margin: 1em auto; }